/Engine/Source/Runtime/GeometryFramework/Public/UDynamicMesh.h
Clear the internal mesh to a 100x100x100 cube with base at the origin. This this instead ofReset()if an initially-empty mesh is undesirable (eg for a Component)Clear the internal mesh to an empty mesh. Thisdoes notallocate a new mesh, so any existing mesh pointers/refs are still valid
[UDynamicMesh](API\Runtime\GeometryFramework\UDynamicMesh) * ResetToCube()